linux-kernel - Re: [PATCH] perf/intel: Remove Perfmon-v4 counter

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Message-ID: <d8cb6532-ee76-0bb4-3fc9-e14483a17517@redhat.com>
Date:   Tue, 26 Jan 2021 12:59:06 +0100
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     "Xu, Like" <like.xu@...el.com>
Cc:     Like Xu <like.xu@...ux.intel.com>, kvm@...r.kernel.org,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>,
        Kan Liang <kan.liang@...ux.intel.com>, luwei.kang@...el.com,
        Thomas Gleixner <tglx@...utronix.de>,
        "Wang, Wei W" <wei.w.wang@...el.com>,
        Mark Gross <mgross@...ux.intel.com>,
        Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH] perf/intel: Remove Perfmon-v4 counter_freezing support

On 26/01/21 12:35, Xu, Like wrote:
>>
> 
> Ah, now we have the v3 version on guest PEBS feature.
> It does not rely on counter_freezing, but disables the co-existence of 
> guest PEBS and host PEBS.
> I am not clear about your attitude towards this co-existence.
> 
> There are also more interesting topics for you to review and comment.
> Please check 
> https://lore.kernel.org/kvm/20210104131542.495413-1-like.xu@linux.intel.com/ 
> 

Thanks Like, I'll review that one.

Paolo